autoplenum

What autoplenum does

Autoplenum GmbH operates autoplenum.de and autoplenum.at, German-language online automotive portals that aggregate user-submitted experience reports and professional expert car tests across 100+ automotive brands. The platform catalogs 85,580+ driver experience reports and 30,618+ expert test reports, complemented by brand-and-model browsing, top-10 editorial lists (e.g., family cars, women's cars, ADAC breakdown statistics), brand-specific forums, and a directory of automotive service providers (workshops, dealerships, parts retailers, car washes). The company positions itself between editorial review content and an automotive service marketplace.

The platform is built on a Ruby on Rails web application hosted on AWS infrastructure, with Google Analytics and Google Tag Manager powering measurement, and Google AdSense/AdWords plus Criteo and Amazon handling monetization. Its commercially visible technology stack is conventional LAMP-era CMS architecture rather than an AI-native stack; there is no dedicated mobile application, no public API, and no disclosed proprietary machine-learning components beyond a weighted reviewer-activity scoring system.

Autoplenum generates revenue exclusively through display advertising and affiliate/referral commissions. End-user access is free, with consumers reading reviews, browsing forums, and consulting the service directory at no charge; monetization occurs when users click through to marketplace partners 12Gebrauchtwagen.de (used cars) and 12Neuwagen.de (new cars, leasing, financing, subscriptions), both operated by parent 12Auto Group GmbH. The company is a privately held GmbH with 1–10 employees, registered in Munich and operationally based in Simmelsdorf, led by Managing Director Alexander Mautner; it is a wholly owned subsidiary of the 12Auto Group GmbH, which consolidates multiple German-language automotive portals.

Name

autoplenum

Legal name

Autoplenum GmbH

Website

https://autoplenum.de

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

1–10 employees

Short description

Autoplenum GmbH operates autoplenum.de and autoplenum.at, German-language automotive portals aggregating 85,580+ user reviews, 30,618+ expert tests, forums, and a service-provider directory for car buyers and owners across DACH markets.

Ownership category

akta.pro rank

Product category

Automotive Reviews

akta.pro industry

PRIMARYCRAFAKAE

Automotive Vehicles & Parts C2C

Consumer Products & Retail/E-commerce & Marketplaces/Consumer-to-Consumer (C2C) Marketplaces

Keywords

• Automotive review platform
• Car comparison reviews
• Driver experience reports
• Expert car tests
• Auto service directory

Headquarters

HQ city

München

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Digital Commerce or Content

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Advertising and Sponsored Listings: autoplenum generates revenue through display advertising, targeted online ads, and sponsored content placements on its high-traffic automotive portal pages. The platform integrates with multiple ad networks including Google AdSense, Google AdWords, Criteo, Amazon, and others.
2. Affiliate and Referral Revenue: The platform features car dealership listings and referral links to 12gebrauchtwagen.de (used car marketplace) and 12neuwagen.de (new car marketplace, including leasing and financing options), earning affiliate commissions for referred vehicle purchases or financing inquiries.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels6 records

Core offering

Autoplenum operates German-language automotive portals (autoplenum.de and autoplenum.at) that aggregate and publish driver-submitted experience reports and expert car test reports covering more than 100 automotive brands. The platform also provides brand- and model-level search, Top 10 editorial lists, consumer forums, an automotive service provider directory (workshops, dealerships, parts retailers, car washes), and referral links to affiliated new- and used-car marketplaces. All content is free for consumers; revenue is generated through advertising and affiliate referrals.

Product overview

Autoplenum is a German online automotive portal that provides a platform for car owners and enthusiasts to share and access vehicle reviews, expert test reports, and ratings. The platform also lists automotive service providers including workshops, car dealerships, car parts retailers, and car washes. Users can browse by car brand and model, view experience reports and test reviews, access Top 10 lists, and participate in brand-specific forums. The service appears to be a single, unified platform without distinct named product modules.

Differentiator

Problem solved

Functional benefit

Brands

• 12Gebrauchtwagen.de: Used car portal operated as a partner site
• 12Neuwagen.de

Products and services

• autoplenum.de automotive review portal Free German-language web portal at autoplenum.de that aggregates 85,580+ driver-submitted experience reports and 30,618+ expert test reports across 100+ automotive brands, with brand-specific forums, Top 10 editorial lists, and an automotive service provider directory (workshops, dealerships, parts retailers, car washes). Built for German-speaking car buyers, car owners, and automotive enthusiasts in the research and ownership phases.
• autoplenum.at automotive review portal (Austria) Austrian edition of the autoplenum automotive review portal, providing the same aggregated driver reviews, expert tests, brand/model browsing, forums, and service directory content tailored to the Austrian market as a companion to autoplenum.de.

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Six partnerships are on record, tiered core and minor.

• 12Gebrauchtwagen.decoreOthersA used car marketplace portal operated by the 12Auto Group, serving as a key referral and affiliate partner. autoplenum integrates listings and earns referral commissions when users transition from research to purchase on the used car marketplace.
• 12Neuwagen.decoreOthersA new car marketplace covering leasing, financing, and car subscription options, also operated by the 12Auto Group. Serves as the primary affiliate partner for new car transactions originating from autoplenum's research content.
• ProSiebenSat.1minorGTM or Marketing PartnerMajor German media company with which autoplenum has a media partnership, appearing in broadcast and digital media contexts. The partnership provides earned media visibility and credibility through association with a well-known television and streaming group.
• Amazon Web Services (AWS)coreTechnology or IntegrationAWS EMEA SARL (Luxembourg) provides cloud hosting infrastructure for autoplenum's web platform. AWS processes IP addresses and other personal data in data centers that may include transfers to the USA under EU Standard Contractual Clauses.
• Google Ireland LimitedcoreTechnology or Integrationautoplenum integrates Google Analytics (web analytics), Google Tag Manager (tag management), Google AdSense (display advertising), and Google AdWords (search advertising) for traffic measurement, site optimization, and advertising revenue generation.
• Izmo Europe bvbaminorOthersLicensed provider of automotive imagery and visual assets. autoplenum uses copyrighted automotive images from Izmo Europe under a license agreement for vehicle model photography.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Auto Bild: Germany's largest automotive media brand (Axel Springer), operating a portal with car reviews, tests, news, and a large classifieds marketplace. Overlaps with autoplenum's review and test content but at materially larger scale and broader scope.

Regional players

• Caradisiac: France's leading automotive portal combining editorial reviews, expert tests, and owner forums. Operates the same content-plus-community model as autoplenum but in French-speaking markets.

Direct peers

• auto motor und sport: Long-running German automotive magazine and portal publishing car reviews, comparison tests, and buying advice. Closely comparable to autoplenum in editorial coverage of German-market cars and review-driven audience.
• Carwow: European car comparison and review platform with a dedicated German site that aggregates expert reviews and routes users into dealer offers. Directly comparable consumer-facing automotive research-and-purchase funnel.
• Motor1.com: International automotive news and review site with a German edition producing editorial car reviews, expert tests, and buying content. Directly comparable content model serving the same buyer intent.
• MeinAuto.de: German new-car comparison and configurator platform focused on leasing, financing, and subscription offers. Comparable audience (German car buyers in research phase) and overlapping affiliate economics with autoplenum.

Others

• AutoScout24: Major European car marketplace with a German edition that also publishes editorial reviews and buying guides. Overlaps with autoplenum in audience and in the research-to-purchase handoff.
• Mobile.de: Germany's largest vehicle marketplace (owned by Adevinta/eBay). Different primary business model (classifieds vs. editorial), but competes for the same German car-buyer audience and operates adjacent editorial content.
• Wirkaufendeinauto.de: German online vehicle-buying service (Auto1 Group) that targets the same car-owner/car-buyer audience at the transaction end of the funnel. Complementary rather than directly competitive.

Emerging players

• Autogefühl: Independent German automotive review channel (web/YouTube) producing in-depth expert car reviews with strong community engagement. Comparable editorial-test model though delivered primarily via video.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/autoplenum_de
• Facebookfacebook.com/autoplenum.de
• LinkedInlinkedin.com/company/autoplenum

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about autoplenum